870190270511 has 2 divisors, whose sum is σ = 870190270512. Its totient is φ = 870190270510.

The previous prime is 870190270379. The next prime is 870190270513. The reversal of 870190270511 is 115072091078.

870190270511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-870190270511 is a prime.

It is a super-2 number, since 2×870190270511² (a number of 25 digits) contains 22 as substring.

Together with 870190270513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870190270513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435095135255 + 435095135256.

It is an arithmetic number, because the mean of its divisors is an integer number (435095135256).

Almost surely, 2^870190270511 is an apocalyptic number.

870190270511 is a deficient number, since it is larger than the sum of its proper divisors (1).

870190270511 is an equidigital number, since it uses as much as digits as its factorization.

870190270511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 41.

The spelling of 870190270511 in words is "eight hundred seventy billion, one hundred ninety million, two hundred seventy thousand, five hundred eleven".